/**
***********************************************************************
*
* Copyright 2011 Stefan Wöhle
*
* This file is part of PixelMath
*
* PixelMath is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PixelMath is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with PixelMath. If not, see <http://www.gnu.org/licenses/>.
*
***********************************************************************
*/

#include "constantwidget.h"
#include <QDoubleValidator>
#include <QLabel>

ConstantWidget::ConstantWidget(QWidget *parent) :
    FormulaWidget(parent)
{
    /* Appearance
     ****************************
     *        QLineEdit         *
     ****************************/

    formula = new Constant(this);
    valueEdit.setText("0");
    valueEdit.setValidator(new QDoubleValidator(this));
    centralLayout.addWidget(&valueEdit);
    // insert additional widget to enable to call the contextMenu
    centralLayout.addWidget(new QLabel("|", this));
    connect(&valueEdit, SIGNAL(textChanged(QString)),
            this, SLOT(valueChanged(QString)));
}

void ConstantWidget::valueChanged(QString v)
{
    ((Constant*)formula)->setValue(v.toDouble());
}
